| Harlingen to Arcozelo | 1,063.02 mi (1,710.77 km) |
| Harlingen to Arganil | 1,095.81 mi (1,763.53 km) |
| Harlingen to Arouca | 1,058.92 mi (1,704.17 km) |
| Harlingen to Arruda dos Vinhos | 1,196.68 mi (1,925.86 km) |
| Harlingen to Aveiro | 1,087.81 mi (1,750.67 km) |
| Harlingen to Aver-o-Mar | 1,046.75 mi (1,684.58 km) |
| Harlingen to Aves | 1,031.13 mi (1,659.45 km) |
| Harlingen to Azambuja | 1,186.30 mi (1,909.16 km) |
| Harlingen to Baiao | 1,039.42 mi (1,672.79 km) |
| Harlingen to Barcelos | 1,035.87 mi (1,667.07 km) |
| Harlingen to Barreiro | 1,215.62 mi (1,956.35 km) |
| Harlingen to Batalha | 1,149.77 mi (1,850.38 km) |
| Harlingen to Beja | 1,223.67 mi (1,969.30 km) |
| Harlingen to Belas | 1,214.64 mi (1,954.77 km) |
| Harlingen to Benavente | 1,190.50 mi (1,915.92 km) |
